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319070319 = 3307346439
BaseRepresentation
bin10011000001001…
…010000001101111
3211020101110012020
4103001022001233
51123140222234
651354441223
710623024111
oct2301120157
9736343166
10319070319
1115411a287
128aa33213
1351147009
14305393b1
151d029549
hex1304a06f

319070319 has 8 divisors (see below), whose sum is σ = 426814080. Its totient is φ = 212020056.

The previous prime is 319070293. The next prime is 319070341. The reversal of 319070319 is 913070913.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 319070319 - 216 = 319004783 is a prime.

It is a super-2 number, since 2×3190703192 = 203611736933523522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 319070319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319070369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172299 + ... + 174140.

It is an arithmetic number, because the mean of its divisors is an integer number (53351760).

Almost surely, 2319070319 is an apocalyptic number.

319070319 is a deficient number, since it is larger than the sum of its proper divisors (107743761).

319070319 is a wasteful number, since it uses less digits than its factorization.

319070319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346749.

The product of its (nonzero) digits is 5103, while the sum is 33.

The square root of 319070319 is about 17862.5395450927. The cubic root of 319070319 is about 683.3273477696.

The spelling of 319070319 in words is "three hundred nineteen million, seventy thousand, three hundred nineteen".

Divisors: 1 3 307 921 346439 1039317 106356773 319070319